Mercurial > hg > release > thermostat-0.15
view killvm/client-swing/src/main/java/com/redhat/thermostat/killvm/client/internal/KillVMAction.java @ 1273:f247a6e50be5
Move Filter interface to common
http://icedtea.classpath.org/pipermail/thermostat/2013-October/008409.html
reviewed-by: jerboaa
author | Mario Torre <neugens.limasoftware@gmail.com> |
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date | Mon, 07 Oct 2013 17:28:43 +0200 |
parents | f7961cf1e440 |
children |
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/* * Copyright 2012, 2013 Red Hat, Inc. * * This file is part of Thermostat. * * Thermostat is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published * by the Free Software Foundation; either version 2, or (at your * option) any later version. * * Thermostat is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Thermostat; see the file COPYING. If not see * <http://www.gnu.org/licenses/>. * * Linking this code with other modules is making a combined work * based on this code. Thus, the terms and conditions of the GNU * General Public License cover the whole combination. * * As a special exception, the copyright holders of this code give * you permission to link this code with independent modules to * produce an executable, regardless of the license terms of these * independent modules, and to copy and distribute the resulting * executable under terms of your choice, provided that you also * meet, for each linked independent module, the terms and conditions * of the license of that module. An independent module is a module * which is not derived from or based on this code. If you modify * this code, you may extend this exception to your version of the * library, but you are not obligated to do so. If you do not wish * to do so, delete this exception statement from your version. */ package com.redhat.thermostat.killvm.client.internal; import java.net.InetSocketAddress; import java.util.Objects; import com.redhat.thermostat.client.command.RequestQueue; import com.redhat.thermostat.common.Filter; import com.redhat.thermostat.client.ui.VMContextAction; import com.redhat.thermostat.common.command.Request; import com.redhat.thermostat.common.command.Request.RequestType; import com.redhat.thermostat.common.command.RequestResponseListener; import com.redhat.thermostat.killvm.client.locale.LocaleResources; import com.redhat.thermostat.shared.locale.LocalizedString; import com.redhat.thermostat.shared.locale.Translate; import com.redhat.thermostat.storage.core.VmRef; import com.redhat.thermostat.storage.dao.AgentInfoDAO; import com.redhat.thermostat.storage.dao.VmInfoDAO; import com.redhat.thermostat.storage.model.VmInfo; /** * Implements the {@link VMContextAction} entry point to provide a kill switch * for the currently selected Virtual Machine. */ public class KillVMAction implements VMContextAction { private static final String RECEIVER = "com.redhat.thermostat.killvm.agent.internal.KillVmReceiver"; private static final String CMD_CHANNEL_ACTION_NAME = "killvm"; private final AgentInfoDAO agentDao; private final VmInfoDAO vmDao; private final Translate<LocaleResources> t; private final RequestQueue queue; private final RequestResponseListener listener; public KillVMAction(AgentInfoDAO agentDao, VmInfoDAO vmDao, RequestQueue queue, RequestResponseListener listener) { Objects.requireNonNull(listener, "Listener can't be null"); this.agentDao = agentDao; this.vmDao = vmDao; this.t = LocaleResources.createLocalizer(); this.queue = queue; this.listener = listener; } @Override public LocalizedString getName() { return t.localize(LocaleResources.ACTION_NAME); } @Override public LocalizedString getDescription() { return t.localize(LocaleResources.ACTION_DESCRIPTION); } @Override public void execute(VmRef reference) { String address = agentDao.getAgentInformation(reference.getHostRef()).getConfigListenAddress(); String [] host = address.split(":"); InetSocketAddress target = new InetSocketAddress(host[0], Integer.parseInt(host[1])); Request murderer = getKillRequest(target); murderer.setParameter(Request.ACTION, CMD_CHANNEL_ACTION_NAME); murderer.setParameter("vm-pid", String.valueOf(reference.getPid())); murderer.setReceiver(RECEIVER); murderer.addListener(listener); queue.putRequest(murderer); } // testing hook; keep this package private Request getKillRequest(InetSocketAddress target) { return new Request(RequestType.RESPONSE_EXPECTED, target); } @Override public Filter<VmRef> getFilter() { return new LocalAndAliveFilter(); } private class LocalAndAliveFilter implements Filter<VmRef> { @Override public boolean matches(VmRef ref) { VmInfo vmInfo = vmDao.getVmInfo(ref); return vmInfo.isAlive(); } } }